28303764735 has 16 divisors (see below), whose sum is σ = 45291291264. Its totient is φ = 15093585312.

The previous prime is 28303764721. The next prime is 28303764791. The reversal of 28303764735 is 53746730382.

It is not a de Polignac number, because 28303764735 - 2⁴ = 28303764719 is a prime.

It is a super-2 number, since 2×28303764735² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29184 + ... + 239706.

It is an arithmetic number, because the mean of its divisors is an integer number (2830705704).

Almost surely, 2^28303764735 is an apocalyptic number.

28303764735 is a deficient number, since it is larger than the sum of its proper divisors (16987526529).

28303764735 is a wasteful number, since it uses less digits than its factorization.

28303764735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219494.

The product of its (nonzero) digits is 2540160, while the sum is 48.

The spelling of 28303764735 in words is "twenty-eight billion, three hundred three million, seven hundred sixty-four thousand, seven hundred thirty-five".